6829d4174b
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@37817 a95241bf-73f2-0310-859d-f6bbb57e9c96
77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
/*
|
|
* Copyright 2006-2010, Haiku, Inc. All rights reserved.
|
|
* Distributed under the terms of the MIT License.
|
|
*/
|
|
#ifndef _LAYOUT_H
|
|
#define _LAYOUT_H
|
|
|
|
|
|
#include <Alignment.h>
|
|
#include <Archivable.h>
|
|
#include <List.h>
|
|
#include <Size.h>
|
|
|
|
|
|
class BLayoutItem;
|
|
class BView;
|
|
|
|
|
|
class BLayout : public BArchivable {
|
|
public:
|
|
BLayout();
|
|
BLayout(BMessage* archive);
|
|
virtual ~BLayout();
|
|
|
|
BView* View() const;
|
|
|
|
virtual BLayoutItem* AddView(BView* child);
|
|
virtual BLayoutItem* AddView(int32 index, BView* child);
|
|
|
|
virtual bool AddItem(BLayoutItem* item);
|
|
virtual bool AddItem(int32 index, BLayoutItem* item);
|
|
|
|
virtual bool RemoveView(BView* child);
|
|
virtual bool RemoveItem(BLayoutItem* item);
|
|
virtual BLayoutItem* RemoveItem(int32 index);
|
|
|
|
BLayoutItem* ItemAt(int32 index) const;
|
|
int32 CountItems() const;
|
|
int32 IndexOfItem(const BLayoutItem* item) const;
|
|
int32 IndexOfView(BView* child) const;
|
|
|
|
virtual BSize MinSize() = 0;
|
|
virtual BSize MaxSize() = 0;
|
|
virtual BSize PreferredSize() = 0;
|
|
virtual BAlignment Alignment() = 0;
|
|
|
|
virtual bool HasHeightForWidth() = 0;
|
|
virtual void GetHeightForWidth(float width, float* min,
|
|
float* max, float* preferred) = 0;
|
|
|
|
virtual void InvalidateLayout();
|
|
|
|
virtual void LayoutView() = 0;
|
|
|
|
virtual status_t Archive(BMessage* into, bool deep = true) const;
|
|
virtual status_t AllUnarchived(const BMessage* from);
|
|
|
|
virtual status_t ItemArchived(BMessage* into, BLayoutItem* item,
|
|
int32 index) const;
|
|
virtual status_t ItemUnarchived(const BMessage* from,
|
|
BLayoutItem* item, int32 index);
|
|
protected:
|
|
virtual bool ItemAdded(BLayoutItem* item, int32 atIndex);
|
|
virtual void ItemRemoved(BLayoutItem* item, int32 fromIndex);
|
|
|
|
private:
|
|
friend class BView;
|
|
|
|
void SetView(BView* view);
|
|
|
|
BView* fView;
|
|
BList fItems;
|
|
};
|
|
|
|
|
|
#endif // _LAYOUT_H
|